Babbit Б87
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | Б87 |
| Designation GOST Latin | B87 |
| Transliteration | B87 |
| The chemical elements | Be87 |
Description
Babbit Б87 apply: to fill the bearings.
Note
Babbit is made in the form of ingots according to GOST 1320, shape and sizes like ingots of babbit B83 stamps.
Standards
| Name | Code | Standards |
|---|---|---|
| Non-ferrous metals, including rare metals, and their alloys | В51 | OST 1 90059-72 |
Chemical composition
| Standard | Ni | Fe | Cu | As | Sn | Sb | Pb | Bi |
|---|---|---|---|---|---|---|---|---|
| OST 1 90059-72 | ≤0.5 | ≤0.1 | 2-4 | ≤0.1 | The rest | 9-11 | ≤0.35 | ≤0.05 |
Sn is the basis.
According to OST 1 90059-72, the total content of impurities (without nickel) should be no more than 0.55%.
According to OST 1 90059-72, the total content of impurities (without nickel) should be no more than 0.55%.
